{"product_id":"siemens-3rh1921-1ha22-contact-block-ready-to-ship","title":"3RH1921-1HA22 | Siemens Auxiliary Contact Block 2NO\/2NC for Motor Contactors","description":"\u003ch4\u003eDescription\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe Siemens 3RH1921-1HA22 is an auxiliary contact block designed to expand the control and signaling capabilities of motor contactors. It features a 2 normally open and 2 normally closed contact configuration, enabling flexible circuit monitoring and interlocking functions. The 3RH1921-1HA22 is engineered for reliable operation in industrial control systems.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 100%; height: 313.501px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003eContactors \u0026amp; Starters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003e3RH1921-1HA22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003eAuxiliary Contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003eContact Block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eContact Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003e2 Normally Open \/ 2 Normally Closed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eNumber of Poles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eRated Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003e6 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003e690 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003e-55°C to +80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eIP Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eTerminal Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003eScrew Type Terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eCompatible Contactor Sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003eS0 to S3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 44.6979%; height: 19.5938px;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 51.9894%; height: 19.5938px;\"\u003eMotor Contactors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eInformation About 3RH1921-1HA22\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe 3RH1921-1HA22 is an auxiliary contact block from Siemens intended for integration with motor contactors in control and automation systems. Its construction includes four mechanically linked contacts housed in a compact, durable enclosure suitable for panel-mounted installations. The device is designed for compatibility with Siemens contactors in sizes S0 through S3, ensuring straightforward integration into existing assemblies. It is commonly used in motor control circuits where additional feedback, signaling, or control logic is required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e2 NO \/ 2 NC contact configuration: Supports flexible control and signaling functions\u003c\/li\u003e\n\u003cli\u003eFour-pole design: Expands auxiliary contact capacity of contactors\u003c\/li\u003e\n\u003cli\u003eHigh voltage rating: Operates reliably up to 690 VAC\u003c\/li\u003e\n\u003cli\u003e6 A current rating: Suitable for standard industrial control circuits\u003c\/li\u003e\n\u003cli\u003eWide temperature range: Functions from -55°C to +80°C\u003c\/li\u003e\n\u003cli\u003eIP20 protection rating: Designed for protected indoor installations\u003c\/li\u003e\n\u003cli\u003eScrew-type terminals: Allow secure and simple electrical connections\u003c\/li\u003e\n\u003cli\u003eCompact form factor: Fits easily within control panels\u003c\/li\u003e\n\u003cli\u003eMotor contactor application: Specifically designed for motor control systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 3RH1921-1HA22 delivers the reliability and precision required for industrial motor control and auxiliary signaling applications.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":48858658636074,"sku":"3RH1921-1HA22","price":67.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/3RH1921-1HA22.webp?v=1720170999","url":"https:\/\/iqelectro.com\/products\/siemens-3rh1921-1ha22-contact-block-ready-to-ship","provider":"IQElectro","version":"1.0","type":"link"}